6687641 is an odd 7-digits composite number following 6687640
and preceding 6687642 . In scientific notation, it is written as 6.687641 × 10^6.
The sum of its digits is 38. It has a total of 2 prime factors and 4 positive divisors.
There are 6396852 positive integers (up to 6687641) that are relatively prime to 6687641.
6687641 has 4 divisors, whose sum is 6978432
The reverse of 6687641 is 1467866
Previous prime number is 23
Is Prime? no
Number parity odd
Number length 7
Sum of Digits 38
Digital Root 2
Name
six million six hundred eighty-seven thousand six hundred forty-one
Scientific notation
6.687641 × 10^6
Engineering notation
6.687641 × 10^6
Prime Factorization
23 × 290767
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
6687641
Product of the distinct prime numbers
The prime factorization of 6687641 is 23 × 290767.
Since it has a total of 2 prime factors.
10 , 5 , 71 , 85 , 930 , 944 , 4109 , 4075 , 1999 , 11960 , 440449 , 621099 , 146618 , 4245790 , 32095857 , 42211391 , 771237652 , 16560663 , 1876331153 , 6583399645
n×2
13375282
n×3
20062923
n×4
26750564
n×5
33438205
n÷2
3343820.5
n÷3
2229213.6666667
n÷3
1671910.25
n÷5
1337528.2
n2
44724542144881
n3
2.9910168175433E+20
n4
2.0002846700692E+27
n5
1.3377185771227E+34
2 √n
2586.0473700224
3 √n
188.40437517919
4 √n
50.853194295171
5 √n
23.176859621852
4 divisors
τ
Total Divisors
4
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-6687640
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.25
Returns the sum of divisors (σ(n )) divided by the total number of divisors (τ(n ))
G
Geometric Mean
1
Returns the nth root of the product of n divisors
H
Harmonic Mean
4
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 6687641 can be divided by 4 positive divisors.
The sum of these divisors (counting 6687641) is 1, the average is 0.25.
Base
System
Value
2
Binary
11001100000101110011001
3
Ternary
110120202201102
4
Quaternary
121200232121
5
Quinary
3203001031
6
Senary
355201145
8
Octal
31405631
10
Decimal
6687641
12
Duodecimal
22a61b5
16
Hexadecimal
660b99
20
Vigesimal
21fj21
36
Base36
3zc7t
md5
e90edb0d1acf6c74e017eb4ed104c9be
sha1
157e63558dcd5c8809547d1e120abb6df0c4a958
sha256
aab1e34ff0cd89e0a7e59701660a836bbf5b5945ab7bd5d1c76ee61ade0d78e1
sha512
8fdf66683046a4199b65e2cf861817f418aacb6fbeb7f233eba2bca5dc1160f2f64da1d345de28f4a03884933638f68b6d52b4ad01c3724443afc135b9746b8c
ripemd-160
00724e068f07f5ecbdf2a807bc485212349c1192
Diameter
13375282
Circumference
42019687.670892
Area
1.4050629303753E+14
Volume
1.2528741947677E+21
Surface area
5.620251721501E+14
Circumference
42019687.670892
Perimeter
26750564
Area
44724542144881
Diagonal
9457752.6024824
Surface area
268347252869286
Volume
2.9910168175433E+20
Space diagonal
11583333.994781
Perimeter
20062923
Area
19366294835047
Altitude
5791666.9973904
Surface area
19366294835047
Volume
3.5249471238798E+19
Height
3152584.2008275